xref: /illumos-gate/usr/src/uts/intel/bignum/Makefile (revision 20a7641f9918de8574b8b3b47dbe35c4bfc78df1) 
1#
2# CDDL HEADER START
3#
4# The contents of this file are subject to the terms of the
5# Common Development and Distribution License (the "License").
6# You may not use this file except in compliance with the License.
7#
8# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9# or http://www.opensolaris.org/os/licensing.
10# See the License for the specific language governing permissions
11# and limitations under the License.
12#
13# When distributing Covered Code, include this CDDL HEADER in each
14# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15# If applicable, add the following below this CDDL HEADER, with the
16# fields enclosed by brackets "[]" replaced with your own identifying
17# information: Portions Copyright [yyyy] [name of copyright owner]
18#
19# CDDL HEADER END
20#
21# Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
22# Use is subject to license terms.
23#
24# Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
25#
26# Copyright (c) 2019, Joyent, Inc.
27#
28
29#
30#	Path to the base of the uts directory tree (usually /usr/src/uts).
31#
32UTSBASE	= ../..
33BIGNUMDIR = $(COMMONBASE)/bignum
34CRYPTODIR = $(COMMONBASE)/crypto
35
36#
37#	Define the module and object file sets.
38#
39MODULE		= bignum
40OBJECTS		= $(BIGNUM_OBJS:%=$(OBJS_DIR)/%)
41ROOTMODULE	= $(ROOT_MISC_DIR)/$(MODULE)
42
43BIGNUM_PSR_OBJS = bignum_amd64.o bignum_amd64_asm.o
44
45#
46#	Include common rules.
47#
48include $(UTSBASE)/intel/Makefile.intel
49
50#
51#	Define targets
52#
53ALL_TARGET	= $(BINARY)
54INSTALL_TARGET	= $(BINARY) $(ROOTMODULE)
55
56#
57# Linkage dependencies
58#
59LDFLAGS += -Nmisc/kcf
60
61CPPFLAGS	+= -I$(BIGNUMDIR) -I$(CRYPTODIR)
62
63#
64#	Default build targets.
65#
66.KEEP_STATE:
67
68def:		$(DEF_DEPS)
69
70all:		$(ALL_DEPS)
71
72clean:		$(CLEAN_DEPS)
73
74clobber:	$(CLOBBER_DEPS)
75
76install:	$(INSTALL_DEPS)
77
78#
79#	Include common targets.
80#
81include $(UTSBASE)/intel/Makefile.targ
82
83# Bignum configuration (BIGNUM_CFG):
84#   PSR_MUL:
85#       There is a processor-specific implementation bignum multiply functions
86#   HWCAP:
87#       There are multiple implementations of bignum functions, and the
88#	appropriate one must be chosen at run time, based on testing
89#	hardware capabilites.
90#
91# -DPSR_MUL:
92# For AMD64, there is a processor-specific implementation of
93# the bignum multiply functions, which takes advantage of the
94# 64x64->128 bit multiply instruction.
95#
96# -UHWCAP:
97# There is only one implementation, because the 128 bit multiply using
98# general-purpose registers is faster than any MMX or SSE2 implementation.
99
100BIGNUM_CFG = -DPSR_MUL
101CFLAGS	+= -xO4 -xcrossfile
102$(OBJS_DIR)/bignumimpl.o := CPPFLAGS += $(BIGNUM_CFG)
103$(OBJS_DIR)/bignum_amd64.o := CPPFLAGS += $(BIGNUM_CFG)
104
105$(OBJS_DIR)/bignum_amd64.o: $(BIGNUMDIR)/amd64/bignum_amd64.c
106	$(COMPILE.c) -o $@ $(BIGNUM_CFG) $(BIGNUMDIR)/amd64/bignum_amd64.c
107	$(CTFCONVERT_O)
108
109$(OBJS_DIR)/bignum_amd64_asm.o: $(BIGNUMDIR)/amd64/bignum_amd64_asm.S
110	$(COMPILE.s) -c -o $@ $(BIGNUM_CFG) \
111		$(BIGNUMDIR)/amd64/bignum_amd64_asm.S
112